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Thu, 12 May 2005 13:24:06 -0500 |
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we teardrop everything unless directed not too...then we'll convince you it
is in your best interest...we know guys in black suits and
sunglasses...don't make us use them...(grin)
Franklin
----- Original Message -----
From: "Eddie Rocha" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, May 12, 2005 11:51 AM
Subject: Re: [TN] board fab
> You better have a fat teardrop on that .018 drilled hole if
> you want good continuity.
>
> Thank you,
> Eddie Rocha
> South Bay Circuits
>
>
> Thank you so much Franklin! Appreciate it!
>
> Deac
>
> Deac
> Work phone: (603) 886-8711 ext.202
> Cell : (603) 557-7568
>
>
>
>
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of
> Franklin D Asbell
> Sent: Thursday, May 12, 2005 1:06 PM
> To: [log in to unmask]
> Subject: Re: [TN] board fab
>
> I don't see a problem with that requirement, assuming 1/2
> ounce foil 1 ounce
> finish min., drill at 18 mils, image a 24 pad at the holes,
> plate up to appr
> 4-5 mils (reducing the 18 to 14-13) in the hole (2 at each
> opposite wall)
> maintaining a 4.5 to 5 mil pad...
>
>
> ---------- ----------
> | .018 |
> ---------- ----------
>
>
> __ .0045 __ pad
> -------------- ---------------
> | | .013 | |
> -------------- ---------------
>
>
> Franklin
>
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